395280234

素因数分解:

$2^1\times 3^2\times {\mathrm{21960013}}^1$

素因数の和:21960021

約数の個数: 12

約数和(自身を含む): 856440546

約数和(自身を除く): 461160312

約数列:

[1, 2, 3, 6, 9, 18, 21960013, 43920026, 65880039, 131760078, 197640117, 395280234]

約数ペア:

[(1, 395280234), (2, 197640117), (3, 131760078), (6, 65880039), (9, 43920026), (18, 21960013)]